Aptitude Questions – Number Series Set 61

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Welcome to Online Quantitative Aptitude Section in AffairsCloud.com. Here we are creating question sample in Number Series based on latest pattern, which is common for SBI,IBPS, RBI,LIC, NICL and other  competitive exams.

1. 4, 6, 8, 30, ?, 570
   1. 152
   2. 112
   3. 115
   4. 175
   5. 275
   
   Answer & Explanation

   Answer – 2. 112
   Explanation :
   4 * 1 + 2 = 6
   6 * 2 – 4 = 8
   8 * 3 + 6 = 30
   30 * 4 – 8 = 112
   112 * 5 + 10 = 570
   
   
2. 12 7 15 57 292 ?
   1.2354
   2.2384
   3.2394
   4.2461
   5.2441
   
   Answer & Explanation

   Answer – 4.2461
   Explanation :
   12 * 0.5 + 1³= 7
   7 * 1 + 2³ = 15
   15 * 2 + 3³ = 57
   57 * 4 + 4³ = 292
   292 * 8 + 5³= 2461
   
   
3. 2, 4, 11, ?, 103, 368
   1.38
   2.26
   3.56
   4.44
   5.32
   
   Answer & Explanation

   Answer – 5.32
   Explanation :
   2 + 1² + 1 = 4
   4 + 2² + 3= 11
   11 + 4² + 5= 32
   
   
4. 4, 6, 13, 32, ?, 274
   1.83
   2.82
   3.84
   4.88
   5.80
   
   Answer & Explanation

   Answer – 4.88
   Explanation :
   4 * 1 + 2 = 6
   6 * 1.5 + 4 = 13
   13 * 2 + 6 = 32
   32 * 2.5 + 8 = 88
   88 * 3 + 10 = 274
   
   
5. 4, ?, 18, 48, 104, 194
   1.9
   2.5
   3.6
   4.7
   5.2
   
   Answer & Explanation

   Answer – 3.6
   Explanation :
   4 + 1² + 1 = 6
   6 + 3² + 3 = 18
   18 + 5² + 5 = 48……..
   
   
6. 6, 7, 16, ?, 198, 991
   1.33
   2.43
   3.49
   4.24
   5.44
   
   Answer & Explanation

   Answer – 3.49
   Explanation :
   6*1 – 1 + 2 = 7
   7*2 – 2 + 4 = 16
   16*3 – 1 + 2 = 49
   
   
7. 3, 2, 14, 35, 107, ?
   1.232
   2.218
   3.222
   4.225
   5.242
   
   Answer & Explanation

   Answer – 3.222
   Explanation :
   3 + 1³ – 2 = 2
   2 + 2³ + 4 = 14
   14 + 3³ – 6 = 35
   35 + 4³ + 8 = 107
   
   
8. 2, 9, 48, 235, ?, 5901
   1.1175
   2.1182
   3.1165
   4.1183
   5.1155
   
   Answer & Explanation

   Answer – 2.1182
   Explanation :
   2 * 5 – 1 = 9
   9 * 5 + 3 = 48
   48 * 5 – 5 = 235
   235 * 5 + 7 = 1182
   1182 * 5 – 9 = 5901
   
   
9. 2, ?, 8, 10, 28, 46
   1.2
   2.5
   3.7
   4.8
   5.9
   
   Answer & Explanation

   Answer – 1.2
   Explanation :
   2*2 – 2 = 2
   2*2 + 4 = 8
   8*2 – 6 = 10
   
   
10. 5, 6, 9, 32, 121, ?
    1.625
    2.675
    3.655
    4.615
    5.635
    
    Answer & Explanation

    Answer – 4.615
    Explanation :
    5 * 1 + 1 = 6
    6 * 2 – 3 = 9
    9 * 3 + 5 = 32
    32 * 4 – 7 = 121
    121 * 5 + 10 = 615